ST. LOUIS –– Talcum powder plaintiffs have opposed recent defense efforts to obtain a court order enjoining a plaintiff from trying his claims in state court, maintaining that a general rule precludes a federal court from granting an injunction to stay proceedings in a state court.

In the May 18 opposition brief filed in the 8th Circuit U.S. Court of Appeals, the plaintiffs cited the Anti-Injunction Act, noting that in order from the defendants to prove that they underlying proceedings fit an exception to that Act, they must establish that the state court case was filed for the purpose of ...